element(s): ['Be', 'O'] AFLOW prototype label: AB_cF8_225_a_b Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.6481'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Be', 'O'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[3.6481, 0, 0], [0, 3.6481, 0], [0, 0, 3.6481]] ========================================= Step Time Energy fmax BFGS: 0 14:18:00 -43.092183 8.4371 BFGS: 1 14:18:00 -44.370657 8.6079 BFGS: 2 14:18:00 -45.674111 8.7698 BFGS: 3 14:18:00 -47.001036 8.9205 BFGS: 4 14:18:00 -48.349575 9.0575 BFGS: 5 14:18:00 -49.717469 9.1781 BFGS: 6 14:18:00 -51.102009 9.2789 BFGS: 7 14:18:01 -52.499963 9.3563 BFGS: 8 14:18:01 -53.911893 9.4495 BFGS: 9 14:18:01 -55.331222 9.4691 BFGS: 10 14:18:01 -56.750742 9.4528 BFGS: 11 14:18:01 -58.164616 9.3910 BFGS: 12 14:18:01 -59.565523 9.2786 BFGS: 13 14:18:01 -60.945284 9.1077 BFGS: 14 14:18:01 -62.294465 8.8693 BFGS: 15 14:18:01 -63.606650 8.5877 BFGS: 16 14:18:01 -64.865740 8.1843 BFGS: 17 14:18:01 -66.056852 7.6790 BFGS: 18 14:18:01 -67.163605 7.0569 BFGS: 19 14:18:01 -68.168056 6.3130 BFGS: 20 14:18:01 -69.052100 5.4524 BFGS: 21 14:18:02 -69.791369 4.3736 BFGS: 22 14:18:02 -70.354268 3.0965 BFGS: 23 14:18:02 -70.709035 1.5936 BFGS: 24 14:18:02 -70.819479 0.1667 BFGS: 25 14:18:02 -70.820575 0.0120 BFGS: 26 14:18:02 -70.820581 0.0001 BFGS: 27 14:18:02 -70.820581 0.0000 BFGS: 28 14:18:02 -70.820581 0.0000 Minimization converged after 28 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 3.056430313233799e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Be', 'Be', 'Be', 'Be', 'O', 'O', 'O', 'O'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [2.64614935e-48 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [5.00000000e-01 2.64614935e-48 0.00000000e+00] [0.00000000e+00 5.00000000e-01 0.00000000e+00] [0.00000000e+00 0.00000000e+00 5.00000000e-01]] cellpar = Cell([[3.102898625825059, -2.625762727810994e-32, 4.816796937486342e-33], [-2.3489529714980118e-32, 3.1028986258250586, 1.675156870036389e-17], [-3.26036815986801e-33, 1.6751568700363897e-17, 3.102898625825059]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [ 3.05643031e-14 3.05643031e-14 3.05643031e-14 -2.98495091e-32 4.26740666e-34 -3.82357534e-52] energy per atom = -8.85257261132382 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0